Electric toothbrush head



FIG. 1 is a front elevation view of an electric toothbrush head of our new design;

FIG. 2 is a left side elevation view thereof, the right side elevation being a mirror image of the left side elevation as shown herein in FIG. 2;

FIG. 3; is a back elevation view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom thereof;

FIG. 6 is a front, left side perspective view thereof; and,

FIG. 7 is a bottom, right side perspective view thereof. 

The ornamental design for an electric toothbrush head, as shown and described. 